Home / 238,410.12-357,677.37-138,474.24

Finding the Fourth Proportional to 238,410.12, 357,677.37 and 138,474.24

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Solution

The fourth proportional to 238,410.12, 357,677.37 and 138,474.24 is: 207,747.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,410.12 : 357,677.37 = 138,474.24 : x
  2. Step 2: Convert to fraction form
    238,410.12/357,677.37 = 138,474.24/x
  3. Step 3: Cross multiply
    238,410.12x = 357,677.37 × 138,474.24
  4. Step 4: Simplify right side
    238,410.12x = 49,529,101,975.95
  5. Step 5: Solve for x
    x = 49,529,101,975.95/238,410.12
  6. Step 6: Final answer
    x = 207,747.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.